Home / 2,162,336.50-2,983,528.35-1,291,001.41

Finding the Fourth Proportional to 2,162,336.50, 2,983,528.35 and 1,291,001.41

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Solution

The fourth proportional to 2,162,336.50, 2,983,528.35 and 1,291,001.41 is: 1,781,285.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,162,336.50 : 2,983,528.35 = 1,291,001.41 : x
  2. Step 2: Convert to fraction form
    2,162,336.50/2,983,528.35 = 1,291,001.41/x
  3. Step 3: Cross multiply
    2,162,336.50x = 2,983,528.35 × 1,291,001.41
  4. Step 4: Simplify right side
    2,162,336.50x = 3,851,739,306,624.97
  5. Step 5: Solve for x
    x = 3,851,739,306,624.97/2,162,336.50
  6. Step 6: Final answer
    x = 1,781,285.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.